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Marine Steam Ball Valve: Carbon Steel Body, Metal Hard Seal, DN15-DN150, PN1.6-6.4MPa
Product Spotlights
Engineered for demanding marine steam systems, this ball valve features a robust carbon steel body and a durable metal hard seal for superior leak-proof performance under high pressure (PN6.4MPa) and temperature (up to 425°C). Available in sizes DN15-DN150, it ensures reliable operation, enhanced safety, and reduced lifecycle costs for global shipboard applications.
Negotiable
MOQ: 1 Unit (Price negotiable depending on order volume and customization)
Key Specifications
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Material:
Other, Carbon Steel Body, Metal Hard Seal
Application:
Other, Marine Steam Systems
Standard:
ISO9001 Quality Management System
Payment & Shipping
Payment Methods:
Port of Shipment:
China
Delivery Detail:
Delivery time depends on order quantity.
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Material
Other, Carbon Steel Body, Metal Hard Seal
Application
Other, Marine Steam Systems
Standard
ISO9001 Quality Management System
Size Range (DN)
DN15 to DN150
Pressure Rating (PN)
PN1.6 to PN6.4 MPa
Connection Type
Flanged (Standard), Threaded optional
Operation Method
Manual Lever, Gearbox, or Pneumatic Actuator
Seat Material
Stainless Steel or Hardened Alloy
Temperature Range
Up to 425°C (797°F)
Design
Full Port, Fire Safe Design Available
As a professional manufacturer with ISO9001 certification, Shanghai Zhibang Valve Manufacture Co., Ltd. specializes in delivering robust and reliable fluid control solutions for demanding marine environments. Our Marine Steam Ball Valve, engineered with a durable carbon steel body and a high-performance metal hard seal, is designed to withstand the rigorous conditions of shipboard steam systems. This valve offers exceptional sealing integrity and long-term durability, ensuring safe and efficient operation for your critical marine applications.
The core value of this valve lies in its ability to provide a secure shut-off in high-pressure, high-temperature steam services, minimizing maintenance downtime and enhancing overall system safety. With a size range from DN15 to DN150 and pressure ratings from PN1.6 to PN6.4 MPa, it offers versatile compatibility for various piping configurations onboard vessels.
Key Features & Technical Advantages:
- Superior Construction: The valve body is crafted from high-grade carbon steel, providing excellent strength and resistance to deformation under high pressure and thermal stress common in steam systems.
- Advanced Sealing Technology: The metal hard seal seat ensures a bubble-tight seal even after prolonged exposure to high-temperature steam, preventing leaks and energy loss. This design is far more durable than soft-seated alternatives in steam service.
- Wide Application Range: Specifically designed for marine use, it is suitable for main steam lines, auxiliary steam systems, heating systems, and other steam-related applications on ships, offshore platforms, and in coastal power plants.
- Flexible Operation: Available with manual lever, gear-operated, or pneumatic actuator options to suit different automation and control requirements.
- Fire-Safe Design (Optional): Can be configured with fire-safe features that maintain sealing capability in the event of a fire, a critical safety consideration for marine applications.
- Full Port Design: Minimizes pressure drop across the valve, ensuring efficient steam flow and reducing pumping energy requirements.
Detailed Technical Specifications:
| Parameter | Specification / Option |
|---|---|
| Body Material | Carbon Steel (WCB, LCB, etc.) |
| Seat & Ball Seal | Metal Hard Seal (Stainless Steel / Hard Alloy) |
| Size (DN) | 15, 20, 25, 32, 40, 50, 65, 80, 100, 125, 150 |
| Pressure Rating (PN) | 1.6 MPa, 2.5 MPa, 4.0 MPa, 6.4 MPa |
| Connection Standard | Flanged per ANSI, JIS, DIN, GB standards |
| Temperature Range | -29°C to 425°C (-20°F to 797°F) |
| Operation | Manual Lever, Gear Operator, Pneumatic Actuator |
| Fire Safe Design | Available upon request (API 607/API 6FA compliant) |
Benefits for Our Clients:
- Enhanced System Reliability: The robust metal-to-metal seal provides dependable performance, reducing the risk of unexpected failures in critical marine steam systems.
- Reduced Lifecycle Cost: Exceptional durability translates to fewer replacements and lower maintenance costs over the valve's operational life.
- Improved Safety: Designed to handle high-pressure steam safely, contributing to the overall safety protocol of the vessel.
- Global Compliance: Manufactured under the ISO9001 quality management system, ensuring consistent quality that meets international procurement standards.
- Logistical Convenience: With major shipment ports in Shanghai, Guangzhou, Hong Kong, and Beijing, we ensure timely and efficient delivery to global markets including North America, Europe, Southeast Asia, and beyond.
Backed by our experience since 2016 and an annual export value ranging between US$1 Million and US$1.5 Million, Shanghai Zhibang has established itself as a trusted supplier to markets worldwide. Our valves are proven in diverse marine applications, from the rough seas of Northern Europe to the tropical waters of Southeast Asia. This track record underscores our commitment to quality and customer satisfaction. Choosing our Marine Steam Ball Valve means investing in a component built for performance, safety, and longevity. Contact us today to discuss your specific requirements and experience the Zhibang advantage in marine valve solutions.
Frequently Asked Questions (FAQ):
-
Q: Why is a metal hard seal preferred over a soft seal (like PTFE) for steam applications?
A: Soft seals can degrade, swell, or lose their sealing force at high temperatures. A metal hard seal maintains its dimensional stability and sealing performance under the thermal cycling typical of steam systems, offering much greater longevity and reliability. -
Q: Can this valve be used with superheated steam?
A: Yes, the specified temperature range of up to 425°C covers many superheated steam conditions. The material selection (carbon steel body, hardened alloy seat) is suitable for such services. For specific temperature-pressure combinations, consultation is recommended. -
Q: What flange standards are available?
A: We can supply valves with flanges conforming to ANSI (ASME), DIN, JIS, GB, or other international standards. The specific standard should be specified at the time of ordering to ensure compatibility with your existing piping. -
Q: Is this valve suitable for both on/off and throttling control in steam lines?
A: While ball valves are primarily designed for on/off service, they can be used for coarse throttling. However, for precise flow control, a control valve is generally more suitable. Extended use in a partially open position for throttling may accelerate wear on the metal seats. -
Q: Do you offer actuated versions for remote operation?
A: Absolutely. We can equip the valve with pneumatic actuators (single or double-acting) or electric actuators. The actuator type, torque output, control signal, and fail-safe mode can be customized based on your system's automation needs. -
Q: What is the typical delivery lead time for an order?
A: Lead time depends on the order quantity, size, and configuration (manual vs. actuated). Standard sizes in moderate quantities typically have a shorter lead time. We provide accurate delivery estimates upon receipt of your detailed inquiry. -
Q: How does the fire-safe option work, and is it certified?
A: The fire-safe design incorporates secondary sealing mechanisms (like graphite seals) that activate if the primary seal is compromised by fire, preventing catastrophic leakage. We can provide valves designed to meet recognized standards such as API 607 or API 6FA. Certification documentation is available upon request. -
Q: What after-sales support do you provide?
A: We offer comprehensive technical documentation, installation guides, and maintenance recommendations. For critical issues, our engineering team is available for remote support. Spare parts like seals and stems are also available for purchase.
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1Yr
Business Type
Manufacturer
Year Established
2016
Annual Export Value
US$1 Million - US$1.5 Million
Product Certifications
ISO9001
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